Home / 13,818,672.24-20,730,665.15-5,298,344.25

Finding the Fourth Proportional to 13,818,672.24, 20,730,665.15 and 5,298,344.25

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Solution

The fourth proportional to 13,818,672.24, 20,730,665.15 and 5,298,344.25 is: 7,948,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,672.24 : 20,730,665.15 = 5,298,344.25 : x
  2. Step 2: Convert to fraction form
    13,818,672.24/20,730,665.15 = 5,298,344.25/x
  3. Step 3: Cross multiply
    13,818,672.24x = 20,730,665.15 × 5,298,344.25
  4. Step 4: Simplify right side
    13,818,672.24x = 109,838,200,496,177.88
  5. Step 5: Solve for x
    x = 109,838,200,496,177.88/13,818,672.24
  6. Step 6: Final answer
    x = 7,948,535.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.